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| author | Sverker Eriksson <[email protected]> | 2015-04-07 17:05:46 +0200 |
|---|---|---|
| committer | Sverker Eriksson <[email protected]> | 2015-04-07 17:05:46 +0200 |
| commit | 6492bf35902f476ef0eac972ef49c424fa6d8bc6 (patch) | |
| tree | 01714865ab45ad6781a8dad0d1d013baef940b22 /erts/emulator/beam/erl_map.c | |
| parent | 7d46bab86ad0d71d79363815d7b7d7a8c1660d5a (diff) | |
| download | otp-6492bf35902f476ef0eac972ef49c424fa6d8bc6.tar.gz otp-6492bf35902f476ef0eac972ef49c424fa6d8bc6.tar.bz2 otp-6492bf35902f476ef0eac972ef49c424fa6d8bc6.zip | |
erts: Fix bug in binary_to_term for big maps with 32 bit hash-clash
binary_to_term threw badarg as the "reject_dupkey" case in
hashmap_from_unsored_array was always triggered when hash-clash was
found as the first round in the loop compared the key with itself.
Diffstat (limited to 'erts/emulator/beam/erl_map.c')
| -rw-r--r-- | erts/emulator/beam/erl_map.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/erts/emulator/beam/erl_map.c b/erts/emulator/beam/erl_map.c index 20a17bcd24..4acf830655 100644 --- a/erts/emulator/beam/erl_map.c +++ b/erts/emulator/beam/erl_map.c @@ -568,14 +568,14 @@ static Eterm hashmap_from_unsorted_array(ErtsHeapFactory* factory, while(ix < jx) { lx = ix; - while(ix < jx && EQ(CAR(list_val(hxns[ix].val)), CAR(list_val(hxns[lx].val)))) { + while(++ix < jx && EQ(CAR(list_val(hxns[ix].val)), + CAR(list_val(hxns[lx].val)))) { if (reject_dupkeys) return THE_NON_VALUE; if (hxns[ix].i > hxns[lx].i) { lx = ix; } - ix++; } hxns[cx].hx = hxns[lx].hx; hxns[cx].val = hxns[lx].val; |